Home / 3,542.13-4,876.99-3,214.08

Finding the Fourth Proportional to 3,542.13, 4,876.99 and 3,214.08

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Solution

The fourth proportional to 3,542.13, 4,876.99 and 3,214.08 is: 4,425.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.13 : 4,876.99 = 3,214.08 : x
  2. Step 2: Convert to fraction form
    3,542.13/4,876.99 = 3,214.08/x
  3. Step 3: Cross multiply
    3,542.13x = 4,876.99 × 3,214.08
  4. Step 4: Simplify right side
    3,542.13x = 15,675,027.98
  5. Step 5: Solve for x
    x = 15,675,027.98/3,542.13
  6. Step 6: Final answer
    x = 4,425.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.